Algebra Examples

Evaluate 13*3
133133
Step 1
Multiply using long multiplication.
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Step 1.1
Multiply 33 by 33. Place the result in the next column in the result line. There is one result line for each digit in 33.
1133
×33
99
Step 1.2
Multiply 33 by 11. Place the result in the next column in the result line. There is one result line for each digit in 33.
1133
×33
3399
Step 1.3
Add the numbers in each column. In this case, add 99, then place the 99 in the result line.
1133
×33
3399
99
Step 1.4
Add the numbers in each column. In this case, add 33, then place the 33 in the result line.
1133
×33
3399
3399
1133
×33
3399
3399
Step 2
The result of 133133 is 3939.
3939
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 [x2  12  π  xdx ]  x2  12  π  xdx